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    中文名称 英文名称 CAS号 化学式
    (4Z)-4-(偶氮基亚甲基)-7-(二乙基氨基)-4H-苯并吡喃-2-醇 4-(diazomethyl)-7-(diethylamino)coumarin 88861-43-2 C14H15N3O2
    (4Z)-4-(3,3-二乙基三氮烷亚基)-5-硝基-4H-咪唑 4-hydroxy-3-[(2R)-2-[(2R,6S)-2-[(E)-3-hydroxy-2-[(3S,6R)-6-[(E)-3-[(2S,5S)-5-[(1R)-1-methoxyethyl]oxolan-2-yl]prop-1-enyl]-3-methyloxan-2-yl]prop-1-enyl]-6-methylcyclohexyl]propanoyl]-5-methylidenefuran-2-one 82206-10-8 C34H50O8
    (4Z)-4-(2,4-二氟苄亚基)-2-甲基-1,3-恶唑-5(4H)-酮 4-[1-(2,4-Difluoro-phenyl)-meth-(Z)-ylidene]-2-methyl-4H-oxazol-5-one 831191-79-8 C11H7F2NO2
    (4Z)-3-乙酰基-4-亚乙基-1,3-恶唑烷-2,5-二酮 3-Acetyl-4-eth-(Z)-ylidene-oxazolidine-2,5-dione 80465-34-5 C7H7NO4
    (4Z)-2-氯-4-(羟基亚胺)-6-甲基-2,5-环己二烯-1-酮 2-chloro-6-methyl-[1,4]benzoquinone-4-oxime 861366-88-3 C7H6ClNO2
    (4Z)-2,4-二甲基己-2,4-二烯 (Z)-2,4-Dimethyl-2,4-hexadiene 82937-00-6 C8H14
    (4Z)-1-(四氢吡喃-2-氧基)-4-癸烯 (4Z)-1-(Tetrahydropyran-2-yloxy)-4-decene 80575-07-1 C15H28O2
    (4S,7R,8S,11R,18S,22S,25R)-4,18-二[(2S)-丁烷-2-基]-7-甲基-11,25-二(丙烷-2-基)-6,20-二氧杂-13,27-二硫杂-3,10,17,24,29,30,31,32-八氮杂五环[24.2.1.1~5,8~.1~12,15~.1~19,22~]三十二碳-1(28),5(32),12(31),14,19(30),26(29)-六烯-2,9,16,23-四酮 patellamide A 81120-73-2 C35H50N8O6S2
    (4S,7R,8S,11R,18S,21R,22S,25R)-4,18-二[(2S)-2-丁炔基]-11,25-二异丙基-7,21-二甲基-6,20-二氧杂-13,27-二硫杂-3,10,17,24,29,30,31,32-辛氮杂五环[24.2.1.15,8.112,15.119,22]三十二-1(28),5(32),12(31),14,19(30),26(29)-己烯-2,9,16,23-四酮 ascidiacyamide 86701-12-4 C36H52N8O6S2
    (4S,6R)-4-羟基-6-十一烷基四氢-2H-吡喃-2-酮 (4S,6R)-4-Hydroxy-6-undecyl-tetrahydro-pyran-2-one 81017-05-2 C16H30O3
    (4S,5aR)-5-乙基-2-甲基-4-丙基-4,5,5a,6-四氢二苯并[cd,f]吲哚-9,10-二酚 Dyn A-(3-13) 89202-80-2 C64H114N22O12
    (4S,5S)-5-[3,5-双(三氟甲基)苯基]-4-甲基-1,3-恶唑烷-2-酮 (4S,5S)-5-[3,5-bis(trifluoromethyl)phenyl]-4-methyl-1,3-oxazolidin-2-one 875444-03-4 C12H9F6NO2
    (4S,5S)-(+)-4,5-二(氟甲基)-2,2-二甲基-1,3-二恶茂烷,9 (-)-(2S,3S)-2,3-O-isopropylidene-2,3-dihydroxy-1,4-difluorobutane 84409-70-1 C7H12F2O2
    (4S,5R)-5-[3,5-双(三氟甲基)苯基]-3-[2-碘-5-(三氟甲基)苄基]-4-甲基-1,3-恶唑烷-2-酮 (4S,5R)-5-[3,5-bis(trifluoromethyl)phenyl]-3-[2-iodo-5-(trifluoromethyl)benzyl]-4-methyl-1,3-oxazolidin-2-one 875446-35-8 C20H13F9INO2
    (4S,5R)-5-(3,5-双(三氟甲基)苯基)-4-(甲基-1,3-噁唑烷-2-酮 (4S,5R)-5-[3,5-bis(trifluoromethyl)phenyl]-4-methyl-1,3-oxazolidin-2-one 875444-08-9 C12H9F6NO2
    (4S,5R)-5-(3,5-双(三氟甲基)苯基)-3-((4'-氟-5'-异丙基-2'-羟基-4-(三氟甲基)联苯-2-基)甲基)-4-甲基-1,3-恶唑烷-2-酮 (4S,5R)-5-(3,5-bis(trifluoromethyl)phenyl)-3-((4'-fluoro-5'-isopropyl-2'-hydroxy-4-(trifluoromethyl)biphenyl-2-yl)methyl)-4-methyl-1,3-oxazolidin-2-one 875550-05-3 C29H23F10NO3
    (4S,5R)-5-(3,5-二(三氟甲基)苯基)-4-甲基-2-恶唑烷酮 (4R,5S)-5-(3,5-bis(trifluoromethyl)phenyl)-4-methyloxazolidin-2-one 875444-10-3 C12H9F6NO2
    (4S,5R)-5-((R)-2,2-二甲基-1,3-二氧戊环-4-基)-4-甲基-1,3 2-C-methyl-4,S-O-(1-methylethylidene)-D-arabinaric acid ethyl ester cyclosulfate 879551-01-6 C11H18O8S
    (4S)-癸烷-4-醇,4-甲基苯磺酸 4-Methylbenzene-1-sulfonic acid--(4S)-decan-4-ol (1/1) 807362-89-6 C17H30O4S
    (4S)-异丁基-(3S)-甲基二氢呋喃-2-酮 (4S)-isobutyl-(3S)-methyldihydrofuran-2-one 850080-00-1 C9H16O2
    (4S)-N-(叔丁基二甲基硅)氮杂环丁烷-2-酮-4-羧酸 (4S)-N-tert-butyldimethylsilylazetidin-2-one-4-carboxylic acid 82938-50-9 C10H19NO3Si
    (4S)-5-氧代-5-[(苯基甲氧基)氨基]-4-[[(苯基甲氧基)羰基]氨基]-戊酸 4-(benzyloxycarbamoyl)-4-((benzyloxycarbonyl)amino)butyric acid 862498-11-1 C20H22N2O6
    (4S)-4-苯基-3-(1,2-丙二烯基)-2-恶唑烷酮 (4S)-4-phenyl-3-(1,2-propadienyl)-2-oxazolidinone 845885-63-4 C12H11NO2
    (4S)-4-苄基-3-(2-甲基丙酰基)-2-恶唑烷酮 (4S)-4-benzyl-3-(2-methylpropionyl)-2-oxazolidinone 869563-40-6 C13H15NO3
    (4S)-4-羟基-L-脯氨酸甲酯 cis-L-hydroxyproline methyl ester 81102-38-7 C6H11NO3
    (4S)-4-甲基十六烷-1-醇 (S)-(-)-4-methyl-1-hexadecanol 89051-78-5 C17H36O
    (4S)-4-氨基-5,6-庚二烯酸 (4S)-4-amino-5,6-heptadienoic acid 89825-31-0 C7H11NO2
    (4S)-4-[(苄氧基)甲基]-4-甲基-2-环戊烯-1-酮 (S)-4-((benzyloxy)methyl)-4-methylcyclopent-2-enone 815587-17-8 C14H16O2
    (4S)-4-(甲氧基甲氧基)-L-脯氨酸 (2S,4S)-4-Methoxymethoxy-pyrrolidine-2-carboxylic acid 810685-23-5 C7H13NO4
    (4S)-3-苯甲氧羰基-1-甲基-2-氧代咪唑啉-4-羧酸叔丁酯 tert-butyl (4S)-3-(benzyloxycarbonyl)-1-methyl-2-oxoimidazolidine-4-carboxylate 83056-78-4 C17H22N2O5
    (4S)-3-[(2S)-5-溴-2-甲基戊酰基]-4-(苯基甲基)-1,3-恶唑烷-2-酮 (4S)-3-[(2S)-5-bromo-2-methylpentanoyl]-4-(phenylmethyl)-1,3-oxazolidin-2-one 862828-06-6 C16H20BrNO3
    (4S)-3-[(2S)-2-[[芴甲氧羰基]氨基]-1-氧代-3-苯基丙基]-2,2-二甲基-4-恶唑烷羧酸 Fmoc-Phe-Ser(ψMe,Mepro)-OH 878797-01-4 C30H30N2O6
    (4S)-3,4-二氢-4-苯基-3-[1-[[3-(三氟甲氧基)苯基]甲基]-4-哌啶基]-2(1H)-喹唑啉酮 (+)-3-{1-[3-(trifluoromethoxy)benzyl]piperidin-4-yl}-4-phenyl-3,4-dihydro-2(1H)-quinazolinone 877606-63-8 C27H26F3N3O2
    (4S)-1-碘-4-甲基十六烷 (S)-(+)-4-methylhexadecyl iodide 89051-80-9 C17H35I
    (4S)-1-甲基-2-氧代咪唑啉-4-甲酸苄酯 benzyl (4S)-1-methyl-2-oxo-imidazolidine-4-carboxylate 89371-35-7 C12H14N2O3
    (4S)-1-甲基-2-氧代咪唑啉-4-甲酸叔丁酯 (4S)-1-methyl-2-oxoimidazolidine-4-carboxylic acid t-butyl ester 83056-79-5 C9H16N2O3
    (4S)-1-庚烯-4-醇 (4S)-hept-1-en-4-ol 85520-72-5 C7H14O
    (4S)-1-boc-4-苄基-l-脯氨酸 (2S,4S)-4-benzyl-N-tert-butyloxycarbonylproline 83623-78-3 C17H23NO4
    (4S)-(-)-4-异丙基-1,3-恶唑烷-2-硫酮 (4S)-4-isopropyl-1,3-oxazolidine-2-thione 84272-19-5 C6H11NOS
    (4R-顺式)-6-氨基甲基-2,2-二甲基-1,3-二恶烷-4-乙酸叔丁酯 tert-butyl (3R,5S)-6-amino-3,5-O-isopropylidene-3,5-dihydroxyhexanoate 853881-01-3 C13H25NO4
    (4R,7R,8Xi,9alpha,16alpha)-7-羟基-9,10,14-三甲基-1-(beta-D-吡喃木糖基氧基)-4,9-环-9,10-开链胆甾-5,24-二烯-16-基6-O-乙酰基-beta-D-阿洛吡喃糖苷 [(2R,3S,4R,5R,6R)-3,4,5-trihydroxy-6-[[(7R,9R,10R,13R,14S,16R,17R)-7-hydroxy-4,4,9,13,14-pentamethyl-17-[(2R)-6-methylhept-5-en-2-yl]-3-[(2S,3R,4S,5R)-3,4,5-trihydroxyoxan-2-yl]oxy-2,3,7,8,10,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-16-yl]oxy]oxan-2-yl]methyl acetate 89203-39-4 C43H70O13
    (4R,6S)-6-羟基-4-甲基-1-环己烯-1-羧酸 (4R,6S)-6-Hydroxy-4-methyl-cyclohex-1-enecarboxylic acid 894415-72-6 C8H12O3
    (4R,6R)-6-{2-[(1S,2S,4aR,6R,8aS)-2,6-二甲基-1,2,4a,5,6,7,8,8a-八氢-1-萘基]乙基}-4-羟基四氢-2H-吡喃-2-酮 4a,5-dihydromonacolin L 86827-77-2 C19H30O3
    (4R,5S)-5-甲基-2-氧代-4-咪唑烷己酸 2,5-二氧代-1-吡咯烷基酯 desthiobiotin NHS ester 80750-24-9 C14H21N3O5
    (4R,5S)-(+)-顺-4,5-二苯基-2-恶唑烷酮 (4R,5S)-4,5-diphenyl-1,3-oxazolidin-2-one 86286-50-2 C15H13NO2
    (4R,5R)-5-丁基-4-甲基二氢呋喃-2(3H)-酮 (-)-cis-whisky lactone 80041-00-5 C9H16O2
    (4R,5R)-5-[3,5-双(三氟甲基)苯基]-4-甲基-1,3-恶唑烷-2-酮 (4R,5R)-5-[3,5-bis(trifluoromethyl)phenyl]-4-methyl-1,3-oxazolidin-2-one 875444-05-6 C12H9F6NO2
    (4R,5R)-4'-甲基-4-(甲基氨基)-3,4-二氢-1H,5'H-螺[苯并[cd]吲哚-5,2'-呋喃]-5'-酮 Antimonyl-2-hydroxy-3-carboxy-1-sodium acrylate naphthalene 80049-89-4 C28H16Na3O10Sb+2
    (4R,5R)-1,3-二氧戊环-4,5-二甲酰氯 2,3-O-methylene-D-tartaric acid dichloride 88797-33-5 C5H4Cl2O4
    (4R,4aR,6R)-6-异丙烯基-4,4a-二甲基-3,4,4a,5,6,7-六氢-1(2H)-萘酮 epiaristolochen-1-one 800385-98-2 C15H22O